package com.example.demo.common.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.example.demo.common.entity.Sample;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;


public interface SampleMapper extends BaseMapper<Sample> {
    @Select("select count(*) from samp_table")
    int count();
}
